Key to photos: USACE Key (1.2 Mb)
Metadata: FGDC (coming soon)
Location: Guttenburg, IA to Nauvoo, IL
Flight Path: Follows the Mississippi River
Year of Photography: 1927
- Imagery is organized by pools between navigational dams.
- Each lock and dam creates a pool upstream of the dam.
- Links are displayed by exposure number.
- File names include a code for Upper Missisippi River (UMR) and exposure number.
- Images were scanned with exposure number in lower right corner.
- Placement of the exposure number on the photo does not indicate photo orientation.

Pool 11 - Flown from Guttenberg, IA downstream to Dubuque, IA

| JPEG | MrSID | TIFF |
| Compression: Adobe CS4 - Quality = 10 Average file size: |
Target Compression: 6:1 Average file size: |
Compression: none Average file size: |
| 405 south of Guttenberg, Iowa | 405 | 405 |
| 406 | 406 | 406 |
| 407 | 407 | 407 |
| 408 | 408 | 408 |
| 409 | 409 | 409 |
| 410 | 410 | 410 |
| 411 | 411 | 411 |
| 412 | 412 | 412 |
| 413 Cassville, WI | 413 | 413 |
| 414 Cassville, WI | 414 | 414 |
| 415 Cassville, WI | 415 | 415 |
| 416 Cassville, WI | 416 | 416 |
| 417 | 417 | 417 |
| 418 | 418 | 418 |
| 419 | 419 | 419 |
| 420 | 420 | 420 |
| 421 | 421 | 421 |
| 422 | 422 | 422 |
| 423 | 423 | 423 |
| 424 | 424 | 424 |
| 425 | 425 | 425 |
| 426 Waupeton, IA | 426 | 426 |
| 427 Waupeton, IA | 427 | 427 |
| 428 | 428 | 428 |
| 429 | 429 | 429 |
| 430 | 430 | 430 |
| 431 | 431 | 431 |
| 432 | 432 | 432 |
| 433 | 433 | 433 |
| 434 | 434 | 434 |
| 435 | 435 | 435 |
| 436 | 436 | 436 |
| 437 | 437 | 437 |
| 438 | 438 | 438 |
| 439 Spects Ferry, IA | 439 | 439 |
| 440 Spects Ferry, IA | 440 | 440 |
| 441 | 441 | 441 |
| 442 | 442 | 442 |
| 443 | 443 | 443 |
| 444 | 444 | 444 |
| 445 | 445 | 445 |
| 446 | 446 | 446 |
| 447 | 447 | 447 |
| 448 | 448 | 448 |
| 449 | 449 | 449 |
| 450 | 450 | 450 |
| 451 | 451 | 451 |
| 452 | 452 | 452 |
| 453 | 453 | 453 |
| 454 Dubuque, IA | 454 | 454 |
| 455 Dubuque, IA | 455 | 455 |
| 456 Present day location of Lock and Dam #11 (opened September 1938) | 456 | 456 |
Pool 12 - Flown from Dubuque, IA downstream to Bellevue, IA / Blanding, IL

| JPEG | MrSID | TIFF |
| Compression: Adobe CS4 - Quality = 10 Average file size: |
Target Compression: 6:1 Average file size: |
Compression: none Average file size: |
| 457 Dubuque, IA | 457 | 457 |
| 458 Dubuque, IA | 458 | 458 |
| 459 Dubuque, IA | 459 | 459 |
| 460 Dubuque, IA | 460 | 460 |
| 461 Dubuque, IA | 461 | 461 |
| 462 Dubuque, IA | 462 | 462 |
| 463 Dubuque, IA | 463 | 463 |
| 464 | 464 | 464 |
| 465 | 465 | 465 |
| 466 | 466 | 466 |
| 467 | 467 | 467 |
| 468 | 468 | 468 |
| 469 | 469 | 469 |
| 470 | 470 | 470 |
| 471 | 471 | 471 |
| 472 | 472 | 472 |
| 473 | 473 | 473 |
| 474 | 474 | 474 |
| 475 | 475 | 475 |
| 476 | 476 | 476 |
| 477 | 477 | 477 |
| 478 | 478 | 478 |
| 479 | 479 | 479 |
| 480 | 480 | 480 |
| 481 | 481 | 481 |
| 482 | 482 | 482 |
| 483 | 483 | 483 |
| 484 | 484 | 484 |
| 485 | 485 | 485 |
| 486 | 486 | 486 |
| 487 | 487 | 487 |
| 488 | 488 | 488 |
| 489 | 489 | 489 |
| 490 | 490 | 490 |
| 491 | 491 | 491 |
| 492 | 492 | 492 |
| 493 | 493 | 493 |
| 494 | 494 | 494 |
| 495 | 495 | 495 |
| 496 | 496 | 496 |
| 497 | 497 | 497 |
| 498 | 498 | 498 |
| 499 | 499 | 499 |
| 500 | 500 | 500 |
| 501 Bellevue, IA | 501 | 501 |
| 502 Bellevue, IA | 502 | 502 |
| 503 Bellevue, IA | 503 | 503 |
| 504 Present day location of Lock and Dam #12 (opened May 1939) | 504 | 504 |
Pool 13 - Flown from Bellevue, IA / Blanding, IL downstream to just north of Fulton, IL

Pool 14 - Flown from Fulton, IL downstream to Hampton, IL

| JPEG | MrSID | TIFF |
| Compression: Adobe CS4 - Quality = 10 Average file size: |
Target Compression: 6:1 Average file size: |
Compression: none Average file size: |
| 562 | 562 | 562 |
| 563 Clinton, IA / Fulton, IL | 563 | 563 |
| 564 Clinton, IA / Fulton, IL | 564 | 564 |
| 565 566 Clinton, IA / Fulton, IL -- some overlap | 565 566 | 565 566 |
| 567 Clinton, IA / Fulton, IL | 567 | 567 |
| 568 Clinton, IA / Fulton, IL | 568 | 568 |
| 569 Clinton, IA / Fulton, IL | 569 | 569 |
| 570 Clinton, IA / Fulton, IL | 570 | 570 |
| 571 photo missing | 571 photo missing | 571 photo missing |
| 572 573 Clinton, IA -- some overlap | 572 573 | 572 573 |
| 576 574 Clinton, IA -- some overlap | 576 574 | 576 574 |
| 577 575a Clinton, IA -- some overlap | 577 575a | 577 575a |
| 578 586 some overlap | 578 586 | 578 586 |
| 579 587 some overlap | 579 587 | 579 587 |
| 588 some overlap with surrounding photos | 588 | 588 |
| 580 589 some overlap | 580 589 | 580 589 |
| 590 some overlap with surrounding photos | 590 | 590 |
| 581 591 Albany, IL -- some overlap | 581 591 | 581 591 |
| 582 592 Albany, IL -- some overlap | 582 592 | 582 592 |
| 583 Albany -- some overlap with surrounding photos | 583 | 583 |
| 584 593 Albany, IL -- some overlap | 584 593 | 584 593 |
| 585 594 Camnache, IA / Albany, IL -- some overlap | 585 594 | 585 594 |
| 595 Camanche, IA | 595 | 595 |
| 596 Camanche, IA | 596 | 596 |
| 597 Camanche, IA | 597 | 597 |
| 598 | 598 | 598 |
| 599 | 599 | 599 |
| 600 | 600 | 600 |
| 601 | 601 | 601 |
| 602 | 602 | 602 |
| 603 | 603 | 603 |
| 604 | 604 | 604 |
| 605 | 605 | 605 |
| 606 | 606 | 606 |
| 607 | 607 | 607 |
| 608 | 608 | 608 |
| 609 | 609 | 609 |
| 610 | 610 | 610 |
| 611 Princeton, IA / Cordova, IL | 611 | 611 |
| 612 Princeton, IA / Cordova, IL | 612 | 612 |
| 613 Princeton, IA / Cordova, IL | 613 | 613 |
| 614 Princeton, IA / Cordova, IL | 614 | 614 |
| 615 Princeton, IA / Cordova, IL | 615 | 615 |
| 616 | 616 | 616 |
| 617 | 617 | 617 |
| 618 | 618 | 618 |
| 619 | 619 | 619 |
| 620 | 620 | 620 |
| 621 Le Claire, IA / Port Byron, IL | 621 | 621 |
| 622 Le Claire, IA / Port Byron, IL | 622 | 622 |
| 623 Le Claire, IA / Port Byron, IL | 623 | 623 |
| 624 Le Claire, IA / Port Byron, IL | 624 | 624 |
| 625 | 625 | 625 |
| 626 | 626 | 626 |
| 627 | 627 | 627 |
| 628 | 628 | 628 |
| 629 Present day location of Lock and Dam #14 (opened May 1938) | 629 | 629 |
Pool 15 - Flown from Hampton, IL downstream to Davenport, IA / Rock Island, IL

| JPEG | MrSID | TIFF |
| Compression: Adobe CS4 - Quality = 10 Average file size: |
Target Compression: 6:1 Average file size: |
Compression: none Average file size: |
| 630 Hampton, IL | 630 | 630 |
| 631 Hampton, IL | 631 | 631 |
| 632 Hampton, IL / Campbell's Island | 632 | 632 |
| 633 Campbell's Island | 633 | 633 |
| 634 Campbell's Island | 634 | 634 |
| 635 Campbell's Island | 635 | 635 |
| 636 | 636 | 636 |
| 637 | 637 | 637 |
| 638 | 638 | 638 |
| 639 Quad Cities Area | 639 | 639 |
| 640 Quad Cities Area | 640 | 640 |
| 641 Quad Cities Area | 641 | 641 |
| 642 Quad Cities Area | 642 | 642 |
| 643 Quad Cities Area | 643 | 643 |
| 644 Quad Cities Area | 644 | 644 |
| 645 Quad Cities Area | 645 | 645 |
| 646 Quad Cities Area | 646 | 646 |
| 647 Quad Cities Area | 647 | 647 |
| 648 Quad Cities Area | 648 | 648 |
| 649 Present day location of Lock and Dam #15 (opened March 1934) | 649 | 649 |
Pool 16 - Flown from Rock Island, IL / Davenport, IA downstream to Muscatine, IA

| JPEG | MrSID | TIFF |
| Compression: Adobe CS4 - Quality = 10 Average file size: |
Target Compression: 6:1 Average file size: |
Compression: none Average file size: |
| 650 Quad Cities Area | 650 | 650 |
| 651 Quad Cities Area | 651 | 651 |
| 652 Quad Cities Area | 652 | 652 |
| 653 Quad Cities Area | 653 | 653 |
| 654 Quad Cities Area | 654 | 654 |
| 655 Quad Cities Area | 655 | 655 |
| 656 Quad Cities Area / Rock River | 656 | 656 |
| 657 Quad Cities Area | 657 | 657 |
| 658 | 658 | 658 |
| 659 | 659 | 659 |
| 660 | 660 | 660 |
| 661 | 661 | 661 |
| 662 | 662 | 662 |
| 663 | 663 | 663 |
| 664 | 664 | 664 |
| 665 | 665 | 665 |
| 666 Buffalo, IA / Andalusia, IL | 666 | 666 |
| 667 Buffalo, IA / Andalusia, IL | 667 | 667 |
| 668 Buffalo, IA / Andalusia, IL | 668 | 668 |
| 669 | 669 | 669 |
| 670 | 670 | 670 |
| 671 | 671 | 671 |
| 672 | 672 | 672 |
| 673 | 673 | 673 |
| 674 Montpelier, IA | 674 | 674 |
| 675 Montpelier, IA | 675 | 675 |
| 676 Montpelier, IA | 676 | 676 |
| 677 | 677 | 677 |
| 678 | 678 | 678 |
| 679 | 679 | 679 |
| 680 | 680 | 680 |
| 681 | 681 | 681 |
| 682 | 682 | 682 |
| 683 Fairport, IA | 683 | 683 |
| 684 Fairport, IA | 684 | 684 |
| 685 Fairport, IA | 685 | 685 |
| 686 Fairport, IA | 686 | 686 |
| 687 | 687 | 687 |
| 688 | 688 | 688 |
| 689 | 689 | 689 |
| 690 | 690 | 690 |
| 691 | 691 | 691 |
| 692 | 692 | 692 |
| 693 | 693 | 693 |
| 694 | 694 | 694 |
| 695 | 695 | 695 |
| 696 | 696 | 696 |
| 697 Present day location of Lock and Dam #16 (opened July 1937) | 697 | 697 |
Pool 17 - Flown from Muscatine, IA downstream to just north of New Boston, IL

| JPEG | MrSID | TIFF |
| Compression: none Average file size: |
Target Compression: 6:1 Average file size |
Compression: Adobe CS4 - Quality = 10 Average file size: |
| 698 Muscatine, IA | 698 | 698 |
| 699 Muscatine, IA | 699 | 699 |
| 700 Muscatine, IA | 700 | 700 |
| 701 Muscatine, IA | 701 | 701 |
| 702 Muscatine, IA | 702 | 702 |
| 703 Muscatine, IA | 703 | 703 |
| 704 Muscatine, IA | 704 | 704 |
| 705 | 705 | 705 |
| 706 | 706 | 706 |
| 707 | 707 | 707 |
| 708 photo missing | 708 photo missing | 708 photo missing |
| 709 | 709 | 709 |
| 710 | 710 | 710 |
| 711 | 711 | 711 |
| 712 | 712 | 712 |
| 713 | 713 | 713 |
| 714 | 714 | 714 |
| 715 | 715 | 715 |
| 716 | 716 | 716 |
| 717 | 717 | 717 |
| 718 | 718 | 718 |
| 719 | 719 | 719 |
| 720 | 720 | 720 |
| 721 | 721 | 721 |
| 722 | 722 | 722 |
| 723 | 723 | 723 |
| 724 | 724 | 724 |
| 725 | 725 | 725 |
| 726 | 726 | 726 |
| 727 | 727 | 727 |
| 728 | 728 | 728 |
| 729 | 729 | 729 |
| 730 | 730 | 730 |
| 731 Present day location of Lock and Dam #17 (opened May 1939) | 731 | 731 |
Pool 18 -#732 - 773 Flown from just north of New Boston, IL downstream to near Gladstone, IL [#758 - 773 Iowa side]
#937 - 953 Flown from near Gladstone, IL upstream to Johnson Island within the Mississippi River [Illinois side]

| JPEG | MrSID | TIFF |
| Compression: Adobe CS4 - Quality = 10 Average file size: |
Target Compression: 6:1 Average file size: |
Compression: none Average file size: |
| 732 | 732 | 732 |
| 733 | 733 | 733 |
| 734 | 734 | 734 |
| 735 | 735 | 735 |
| 736 New Boston, IL | 736 | 736 |
| 737 New Boston, IL | 737 | 737 |
| 738 New Boston, IL | 738 | 738 |
| 739 | 739 | 739 |
| 740 | 740 | 740 |
| 741 | 741 | 741 |
| 742 | 742 | 742 |
| 743 | 743 | 743 |
| 744 | 744 | 744 |
| 745 Keithsburg, IL | 745 | 745 |
| 746 Keithsburg, IL | 746 | 746 |
| 747 Keithsburg, IL | 747 | 747 |
| 748 Keithsburg, IL | 748 | 748 |
| 749 | 749 | 749 |
| 750 | 750 | 750 |
| 751 | 751 | 751 |
| 752 | 752 | 752 |
| 753 | 753 | 753 |
| 754 | 754 | 754 |
| 755 | 755 | 755 |
| 756 | 756 | 756 |
| 757 | 757 | 757 |
| 758 953 Johnson Island | 758 953 | 758 953 |
| 759 952 | 759 952 | 759 952 |
| 760 951 | 760 951 | 760 951 |
| 761 950 | 761 950 | 761 950 |
| 762 949 Oquawka, IL | 762 949 | 762 949 |
| 763 948 Oquawka, IL | 763 948 | 763 948 |
| 764 947 Oquawka, IL | 764 947 | 764 947 |
| 765 946 Oquawka, IL | 765 946 | 765 946 |
| 766 945 Oquawka, IL | 766 945 | 766 945 |
| 767 944 | 767 944 | 767 944 |
| 768 943 | 768 943 | 768 943 |
| 769 942 | 769 942 | 769 942 |
| 770 941 | 770 941 | 770 941 |
| 771 940 | 771 940 | 771 940 |
| 772 939 | 772 939 | 772 939 |
| 938 | 938 | 938 |
| 773 937 Present day location of Lock and Dam #18 (opened September 1937) | 773 937 | 773 937 |
Pool 19 - #774 - 832 Flown from near Gladstone, IL downstream to just north of Nauvoo, IL [Iowa side]
#880 - 937 Flown from Nauvoo, IL upstream to near Gladstone, IL [Illinois side]

| JPEG | MrSID | TIFF |
| Compression: Adobe CS4 - Quality = 10 Average file size: |
Target Compression: 6:1 Average file size: |
Compression: none Average file size: |
| 774 936 | 774 936 | 774 936 |
| 775 935 | 775 935 | 775 935 |
| 776 934 | 776 934 | 776 934 |
| 777 933 | 777 933 | 777 933 |
| 778 932 | 778 932 | 778 932 |
| 779 931 | 779 931 | 779 931 |
| 780 930 | 780 930 | 780 930 |
| 781 929 Burlington, IL | 781 929 | 781 929 |
| 782 928 Burlington, IL | 782 928 | 782 928 |
| 783 927 Burlington, IL | 783 927 | 783 927 |
| 784 926 Burlington, IL | 784 926 | 784 926 |
| 785 925 Burlington, IL | 785 925 | 785 925 |
| 786 924 photo missing Burlington, IL | 786 924 photo missing | 786 924 photo missing |
| 787 923 photo missing Burlington, IL | 787 923 photo missing | 787 923 photo missing |
| 788 922 photo missing Burlington, IL | 788 922 photo missing | 788 922 photo missing |
| 789 921 Burlington, IL | 789 921 | 789 921 |
| 790 920 Burlington, IL | 790 920 | 790 920 |
| 791 919 | 791 919 | 791 919 |
| 792 918 | 792 918 | 792 918 |
| 793 917 | 793 917 | 793 917 |
| 794 916 | 794 916 | 794 916 |
| 915 | 915 | 915 |
| 795 914 Shokokon Slough | 795 914 | 795 914 |
| 796 913 | 796 913 | 796 913 |
| 797 912 | 797 912 | 797 912 |
| 798 911 | 798 911 | 798 911 |
| 799 910 | 799 910 | 799 910 |
| 800 909 | 800 909 | 800 909 |
| 801 908 | 801 908 | 801 908 |
| 802 907 | 802 907 | 802 907 |
| 803 906 | 803 906 | 803 906 |
| 804 905 Dallas City, IL | 804 905 | 804 905 |
| 904 Dallas City, IL | 904 | 904 |
| 805 903 Dallas City, IL | 805 903 | 805 903 |
| 806 902 Dallas City, IL | 806 902 | 806 902 |
| 807 901 Dallas City, IL | 807 901 | 807 901 |
| 808 900 | 808 900 | 808 900 |
| 809 899 | 809 899 | 809 899 |
| 810 898 Pontoosuc, IL | 810 898 | 810 898 |
| 811 897 | 811 897 | 811 897 |
| 812 896 | 812 896 | 812 896 |
| 813 895 | 813 895 | 813 895 |
| 814 894 | 814 894 | 814 894 |
| 815 893 | 815 893 | 815 893 |
| 816 892 | 816 892 | 816 892 |
| 891 | 891 | 891 |
| 817 890 Fort Madison, IA | 817 890 | 817 890 |
| 818 Fort Madison, IA | 818 | 818 |
| 819 889 Fort Madison, IA | 819 889 | 819 889 |
| 820 Fort Madison, IA | 820 | 820 |
| 821 888 Fort Madison, IA | 821 888 | 821 888 |
| 822 Fort Madison, IA | 822 | 822 |
| 823 887 Fort Madison, IA | 823 887 | 823 887 |
| 824 Fort Madison, IA | 824 | 824 |
| 825 886 Fort Madison, IA | 825 886 | 825 886 |
| 826 | 826 | 826 |
| 827 885 | 827 885 | 827 885 |
| 828 884 Devil's Island / Devil's Creek | 828 884 | 828 884 |
| 829 Devil's Island / Devil's Creek | 829 | 829 |
| 830 883 Devil's Island / Devil's Creek | 830 883 | 830 883 |
| 831 882 Devil's Island / Devil's Creek | 831 882 | 831 882 |
| 832 881 Devil's Island / Devil's Creek | 832 881 | 832 881 |
| 880 Nauvoo, IL | 880 | 880 |
| 833 - 879 photos missing | 833 - 879 photos missing | 833 - 879 photos missing |
| Lock and Dam # 19 is located at Keokuk, IA / Hamilton, IL (original lock 1913, new lock 1957) |

